1/4" TCT Router Bit Set 12pce Overview: 12 Piece 1/4" TCT cutting edges and strong, hardened steel shanks. Perfect for general routing, grooving, rebating, dados, mortising and edge trimming. Whats Included?Straight: 6 x 20mm12 x 20mm16 x 20mm90 grooving 12.7mmDovetail 12.7mm45 Chamfer 32mmBearing Flush Trim 12.7 x 13mmRounding Over R6.3 D22.2mmR9.5 D28.6mmCove Box: R6.3 D12.7mmCove R6.3 D22.2mmRoman Ogee R4 D25.5mm Loops 12 Piece 1/4" Inch TCT Router Bit Set Woodwork Cutting Wooden Case